Phindu la matumba a vacuum m'moyo

Chikwama cha vacuumkuwonjezera ziletsa kukula ndi kubalana tizilombo, ntchito ina yofunika ndi kuteteza makutidwe ndi okosijeni wa chakudya, chifukwa mafuta ndi mafuta chakudya muli ambiri unsaturated mafuta zidulo, udindo wa okosijeni ndi makutidwe ndi okosijeni, kuti chakudya kukoma zoipa, kuwonongeka, komanso, ndi makutidwe ndi okosijeni wa vitamini A ndi C imfa, chakudya mitundu mu udindo wa zinthu wosakhazikika ndi mpweya, kuti mtundu mdima.Chifukwa chake, kuchotsa okosijeni kumatha kuletsa kuwonongeka kwa chakudya ndikusunga mtundu wake, fungo lake, kukoma kwake komanso zakudya zake.
Chikwama cha vacuumndi kuteteza katundu ku kuipitsa chilengedwe ndi kukulitsa alumali moyo wa chakudya ndi ma CD ena, akhoza kusintha mtengo ndi khalidwe la mankhwala.Tekinoloje yonyamula vacuum idayamba m'ma 1940s.Kuyambira 1950, polyester, polyethylene pulasitiki filimu bwinobwino ntchito ma CD katundu,makina onyamula vacuumyapangidwa mofulumira.
M'munda wa moyo wa anthu ndi ntchito, zosiyanasiyana vacuum thumba zambiri.Zopepuka, zosindikizidwa, zatsopano, zotsutsana ndi dzimbiri, zosunga dzimbiri pazakudya mpaka kumankhwala, zopangidwa ndi nsalu, kuyambira kupanga zinthu zolondola mpaka zopangira zitsulo ndi ma labotale ndi magawo ena ambiri.Kuchulukitsidwa kochulukira kwa ma vacuum kuyika kwapangitsa kuti chitukuko chamakina onyamula vacuum, ndipo waperekanso zofunika kwambiri kwa iwo.